Cell Biotechnology MCQs | Page - 6

Dear candidates you will find MCQ questions of Cell Biotechnology here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

📊 Cell Biotechnology
Q. Which one of the following statements is true for actin?
  • (A) Actin filament is structurally polarized, and the two ends are not identical
  • (B) De novo actin polymerization is a single-step process
  • (C) The pointed end of the actin filaments is the fast-growing end
  • (D) Actin forms spindle fibers during mitosis
💬 Discuss
✅ Correct Answer: (A) Actin filament is structurally polarized, and the two ends are not identical
📊 Cell Biotechnology
Q. Choose the correct signal transduction pathway.
  • (A) Hormone → 7 TM receptor → G protein → cAMP → PKA
  • (B) Hormone → G protein → 7 TM receptor → cAMP → PKA
  • (C) Hormone → 7 TM receptor → G protein → PKA → cAMP
  • (D) Hormone → 7 TM receptor → cAMP → G protein → PKA
💬 Discuss
✅ Correct Answer: (A) Hormone → 7 TM receptor → G protein → cAMP → PKA
📊 Cell Biotechnology
Q. A mutant Ga protein with increased GTPase activity would
  • (A) Not bind to GTP
  • (B) Not bind to GDP
  • (C) Show increased signaling
  • (D) Show decreased signaling
💬 Discuss
✅ Correct Answer: (D) Show decreased signaling
📊 Cell Biotechnology
Q. Chromosomes counting is best done during
  • (A) Telophase
  • (B) Late prophase
  • (C) Late anaphase
  • (D) Metaphase
💬 Discuss
✅ Correct Answer: (D) Metaphase
📊 Cell Biotechnology
Q. Beta oxidation pathway of fatty acid oxidation resembles
  • (A) Krebs cycle
  • (B) Glycolysis
  • (C) ETS (electron transport system)
  • (D) Calvin cycle
💬 Discuss
✅ Correct Answer: (A) Krebs cycle

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